CVE-2006-5276: Stack-based buffer overflow in the DCE/RPC preprocessor in Snort before 2.6.1.3, and 2.7 before beta 2; and...

Security readout for executives and security teams

This vulnerability let specially crafted SMB network traffic crash or potentially take control of vulnerable Snort and Sourcefire intrusion detection systems. Because the affected software inspects traffic for attacks, exploitation could target security monitoring infrastructure itself. The bundle does not show confirmed active exploitation. Exposure is most likely in legacy Snort deployments, Sourcefire Intrusion Sensor appliances, or old Linux packages still inspecting SMB/DCE-RPC traffic. Modern deployments are unlikely affected unless pinned to obsolete versions. Treat as urgent only if legacy Snort or Sourcefire sensors remain in service. The business risk is compromise of monitoring infrastructure, not just endpoint exposure. Mitigation focus: Upgrade Snort to 2.6.1.3 or later where applicable.; For Snort 2.7, use beta 2 or later where applicable.; Check Sourcefire vendor guidance for affected Intrusion Sensor versions..

Prepared

Jun 29, 2026, 07:22 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.